ウェブOsaka, Japan. Other names. ManaKana. Years active. 1991 — present. Website. http://manakana.jp/. Mana Mikura (三倉 茉奈, Mikura Mana) and Kana Mikura (三倉 佳奈, Mikura Kana) (born February 23, 1986) are Japanese identical twin sister actresses. They are mostly collectively referred to as ManaKana (マナカナ).